Using these sources answer the following questions.Source 1:https://www.pbs.org/wgbh/americanexperience/films/chinese-exclusion-act/#part01Minimum 500 words and include specific details, key terms, and contents from assigned 3 sources to answer:1. Discuss how U.S. government policies are responsible for Chinese immigration to America2. How did the Chinese Exclusion Act represent a change in America’s immigration policy and what it means to be an American?3. Explain how the Chinese Exclusion Act was a result of classism, sexism, and racism.4. How did the Chinese’s efforts to defended themselves against discrimination in America and their successes shaped the struggles for civil rights and equality today?